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Google quietly added a privacy label to its Gmail app in the Apple App Store today, marking Gmail as one of the first major Google apps outside of YouTube to receive a privacy label. Although Gma...[Details]
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On September 26, China National Petroleum Corporation announced the list of candidates for the 700 million yuan charging equipment procurement project. The Bull Group successfully stood out from mo...[Details]
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The device uses 5 minutes as a timing unit and can last up to 1 hour. It uses a 3V battery as the power source and has a buzzer alarm. The power consumption is about 6mA when working (using AT89C20...[Details]
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On January 21, the second session of the 13th Provincial CPPCC opened. Before the meeting, the CPPCC members living in Panzhihua had submitted 19 proposals to the conference. As the vanadium and titan...[Details]
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A common method to implement PM is to use a modulation signal to control the reactance or resistance elements of a resonant circuit or a phase-shifting network to achieve PM.
The fig...[Details]
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Researchers from Northwestern University have developed a carbon material that could revolutionize the way solar cells are made. The new solar cell material is a transparent conductor made of carbo...[Details]
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1: Reprint link (based on Zhengdian Atom Open Source Electronic Network): http://www.openedv.com/posts/list/21980.htm 2: The reprinted learning content is as follows: (I use it as a study note) F...[Details]
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Abstract: In order to improve the accuracy of capacitance measurement, a capacitance measurement module based on the PICl6LF874 single-chip microcomputer is designed according to the working princi...[Details]
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On November 17, several companies issued a joint statement in the Shenzhen Special Zone Daily that Shenzhen Zhixin New Information Technology Co., Ltd. has signed an acquisition agreement with Huawei...[Details]
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This article shows how to log in-vehicle Ethernet communication between two devices (such as ECUs). The wiring diagram is shown below.
The link between DUT_1 and DUT_2 must be split into two...[Details]
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1. pH meter composite electrode The electrode that combines the pH glass electrode and the reference electrode is called a pH composite electrode. The one with a plastic shell is called a plastic...[Details]
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金属空气电池技术非常有前景，或可成功取代当前传统的锂离子电池。比锂离子电池相比，金属空气电池的显著优势之一是其能量密度更高，因此可增加汽车的续航里程，而这也是汽车制造商关注的重点。据外媒报道，西班牙巴斯克大学（UPV/EHU）研究人员在空气电池中两种添加剂：四丁基铵（TBA）和铯（Cs），显著提高了电池循环，或可提高 电动汽车 （EV）续航里程。 (Photo credit: UPV/EH...[Details]
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China Energy Storage Network:
2020 is the decisive year for winning the battle against pollution, and it is also the final year of the three-year action plan to win the battle for blue skies....[Details]
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According to foreign media reports, the US ban on US companies doing business with WeChat may hurt iPhone sales in China, one of the most important markets for the iPhone. Influenced by this news, ...[Details]
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summary
The fifth article in this series explains the importance of auxiliary power in the Analog Devices Battery Backup Unit (BBU) reference design. Auxiliary power consists of a ...[Details]
Analogue and Mixed Signal
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